Juan G. Martinez, MD
Internal Medicine, Gastroenterology (MD) in Irving, Texas, trained at University of Texas Medical Branch at Galveston (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $597,104 for 1,089 claims, against $103,522 paid for services in 2024. Abbvie Inc. was the largest of 23 companies reporting payments in 2025, $3,776 in all, mostly food and beverage. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1154525723 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 14, 2007 |
| Last updated in NPPES | May 16, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | M6748 | TX |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in Texas, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Juan Ignacio Martinez · Nurse/Nurses Aide | 1128b4 | Jul 20, 2016 | San Antonio, TX |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | Possible (name) | See above |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 229 |
|---|---|
| Services billed | 5,124 across 35 procedure codes |
| Paid by Medicare | $103,522 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,089 · 2,470 30-day fills |
|---|---|
| Patients | 463 |
| Total drug cost | $597,104 |
| Generic share | 74% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Texas Digestive Disease Consultants, PLLCFlower Mound, TX · 608 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$3,776 · 176 payments from 23 companies
- 2024$2,997 · 168 payments from 24 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $1,142 | 65 |
| Takeda Pharmaceuticals U.S.A., Inc. | $351.29 | 15 |
| Janssen Biotech, Inc. | $256.12 | 13 |
| Lilly USA, LLC | $246.36 | 11 |
| Phathom Pharmaceuticals, Inc. | $204.96 | 11 |
What the 2025 payments were for
- Food and Beverage$3,661 · 174 payments
- Education$114.93 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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